... BX-V009 Specifications,1, the working voltage: AC220V - 250V2, the working temperature :0 - 40 ° C3, Operating Humidity: ≤ 90% RH4, the output ... power: 1000W-2640W by different models5, the upper limit voltage: 250-260V6, the ... lower limit voltage: 160-185V7, the delay time :2-5 ...